When we observe the trucks on the highway, we will find that the majority of red trucks, do you know why this is? In fact, many trucks choose red, on the one hand, because red in Chinese culture symbolizes happiness and luck, in line with many owners of the pursuit of good luck implied; On the other hand, from a safety point of view, the red wavelength is longer, and it is easier to be detected in an environment with low visibility, which helps to improve driving safety. In addition, studies have shown that red can give people a strong visual impact, more likely to attract the attention of others, thereby increasing the recognition of trucks on busy roads.